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-rw-r--r--ext/zip/lib/zip_replace.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/ext/zip/lib/zip_replace.c b/ext/zip/lib/zip_replace.c
index ae69a86f6..6dc3dd5ab 100644
--- a/ext/zip/lib/zip_replace.c
+++ b/ext/zip/lib/zip_replace.c
@@ -1,6 +1,6 @@
/*
zip_replace.c -- replace file via callback function
- Copyright (C) 1999-2007 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2009 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -38,9 +38,9 @@
ZIP_EXTERN(int)
-zip_replace(struct zip *za, int idx, struct zip_source *source)
+zip_replace(struct zip *za, zip_uint64_t idx, struct zip_source *source)
{
- if (idx < 0 || idx >= za->nentry || source == NULL) {
+ if (idx >= za->nentry || source == NULL) {
_zip_error_set(&za->error, ZIP_ER_INVAL, 0);
return -1;
}
@@ -54,11 +54,18 @@ zip_replace(struct zip *za, int idx, struct zip_source *source)
-int
-_zip_replace(struct zip *za, int idx, const char *name,
+/* NOTE: Signed due to -1 on error. See zip_add.c for more details. */
+
+zip_int64_t
+_zip_replace(struct zip *za, zip_uint64_t idx, const char *name,
struct zip_source *source)
{
- if (idx == -1) {
+ if (ZIP_IS_RDONLY(za)) {
+ _zip_error_set(&za->error, ZIP_ER_RDONLY, 0);
+ return -1;
+ }
+
+ if (idx == ZIP_UINT64_MAX) {
if (_zip_entry_new(za) == NULL)
return -1;